Prevalence of hypertension by socio-demographic characteristics in the study population
| Study category | Chi-square (p Value) | ||
| Non gas-flaring (n=93) | Gas-flaring (n=123) | ||
| Hypertension status | |||
| Hypertensive | 93 (20.7) | 123 (25.3) | 2.89 (0.89) |
| Sex | |||
| Male | 39 (26.4) | 45 (25.6) | 0.03 (0.87) |
| Female | 54 (18.8) | 18 (26.4) | *4.82 (0.03) |
| Level of education | |||
| Primary | 23 (27.4) | 18 (37.5) | 1.46 (0.23) |
| Secondary | 39 (15.2) | 56 (20.7) | 2.69 (0.10) |
| Tertiary | 10 (21.3) | 38 (29.9) | 1.28 (0.28) |
| Non-response | 21 (42.9) | 11 (40.7) | 0.32 (0.86) |
| Occupation | |||
| Unemployed/student | 39 (23.3) | 42 (29.8) | 1.71 (0.19) |
| Unskilled | 15 (15.8) | 20 (29.0) | *4.15 (0.04) |
| Skilled | 12 (21.8) | 22 (19.3) | 0.11 (0.7) |
| Professional | 2 (33.3) | 4 (33.3) | 0.00 (1.00) |
| Age group | |||
| 18 to 34 years | 24 (9.5) | 45 (16.1) | *5.14 (0.02) |
| 35 to 54 years | 38 (30.9) | 46 (33.8) | 0.25 (0.62) |
| 55 to 74 years | 23 (50.0) | 27 (57.4) | 0.52 (0.47) |
| 75 years and above | 8 (57.1) | 5 (55.6) | 0.006 (0.94) |
| Body mass index | |||
| Underweight | 13 (20.6) | 5 (9.8) | 1.49 (0.12) |
| Normal | 40 (16.3) | 46 (20.5) | 1.38 (0.24) |
| Overweight | 21 (28.8) | 34 (31.8) | 0.19 (0.67) |
| Obese | 19 (34.5) | 38 (42.2) | 0.84 (0.36) |
*significant Chi-square values at p<0.05.